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32x, fix comm sync (68k writing to comm area)

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This commit is contained in:
kub 2021-06-28 21:43:35 +02:00
parent 8d8357dded
commit e704c9b913
1 changed files with 14 additions and 12 deletions
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26
pico/32x/memory.c
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@ -511,16 +511,17 @@ static void p32x_reg_write8(u32 a, u32 d)
case 0x2d:
case 0x2e:
case 0x2f:
if (REG8IN16(r, a) != (u8)d) {
unsigned int cycles = SekCyclesDone();
{ unsigned int cycles = SekCyclesDone();
if (CYCLES_GT(cycles - msh2.m68krcycles_done, 64))
p32x_sync_sh2s(cycles);
REG8IN16(r, a) = d;
p32x_sh2_poll_event(&sh2s[0], SH2_STATE_CPOLL, cycles);
p32x_sh2_poll_event(&sh2s[1], SH2_STATE_CPOLL, cycles);
sh2_poll_write(a & ~1, r[a / 2], cycles, NULL);
if (REG8IN16(r, a) != (u8)d) {
REG8IN16(r, a) = d;
p32x_sh2_poll_event(&sh2s[0], SH2_STATE_CPOLL, cycles);
p32x_sh2_poll_event(&sh2s[1], SH2_STATE_CPOLL, cycles);
sh2_poll_write(a & ~1, r[a / 2], cycles, NULL);
}
}
return;
case 0x30:
@ -608,16 +609,17 @@ static void p32x_reg_write16(u32 a, u32 d)
case 0x2a/2:
case 0x2c/2:
case 0x2e/2:
if (r[a / 2] != (u16)d) {
unsigned int cycles = SekCyclesDone();
{ unsigned int cycles = SekCyclesDone();
if (CYCLES_GT(cycles - msh2.m68krcycles_done, 64))
p32x_sync_sh2s(cycles);
r[a / 2] = d;
p32x_sh2_poll_event(&sh2s[0], SH2_STATE_CPOLL, cycles);
p32x_sh2_poll_event(&sh2s[1], SH2_STATE_CPOLL, cycles);
sh2_poll_write(a, (u16)d, cycles, NULL);
if (r[a / 2] != (u16)d) {
r[a / 2] = d;
p32x_sh2_poll_event(&sh2s[0], SH2_STATE_CPOLL, cycles);
p32x_sh2_poll_event(&sh2s[1], SH2_STATE_CPOLL, cycles);
sh2_poll_write(a, (u16)d, cycles, NULL);
}
}
return;
case 0x30/2: // PWM control